101235180SAlexander Graf /* 201235180SAlexander Graf * This program is free software; you can redistribute it and/or modify 301235180SAlexander Graf * it under the terms of the GNU General Public License, version 2, as 401235180SAlexander Graf * published by the Free Software Foundation. 501235180SAlexander Graf * 601235180SAlexander Graf * This program is distributed in the hope that it will be useful, 701235180SAlexander Graf * but WITHOUT ANY WARRANTY; without even the implied warranty of 801235180SAlexander Graf * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 901235180SAlexander Graf * GNU General Public License for more details. 1001235180SAlexander Graf * 1101235180SAlexander Graf * You should have received a copy of the GNU General Public License 1201235180SAlexander Graf * along with this program; if not, write to the Free Software 1301235180SAlexander Graf * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 1401235180SAlexander Graf * 1501235180SAlexander Graf * Copyright SUSE Linux Products GmbH 2009 1601235180SAlexander Graf * 1701235180SAlexander Graf * Authors: Alexander Graf <agraf@suse.de> 1801235180SAlexander Graf */ 1901235180SAlexander Graf 2001235180SAlexander Graf #include <linux/types.h> 2101235180SAlexander Graf #include <linux/string.h> 2201235180SAlexander Graf #include <linux/kvm.h> 2301235180SAlexander Graf #include <linux/kvm_host.h> 2401235180SAlexander Graf #include <linux/highmem.h> 2501235180SAlexander Graf 2601235180SAlexander Graf #include <asm/tlbflush.h> 2701235180SAlexander Graf #include <asm/kvm_ppc.h> 2801235180SAlexander Graf #include <asm/kvm_book3s.h> 2901235180SAlexander Graf 3001235180SAlexander Graf /* #define DEBUG_MMU */ 3101235180SAlexander Graf /* #define DEBUG_MMU_PTE */ 3201235180SAlexander Graf /* #define DEBUG_MMU_PTE_IP 0xfff14c40 */ 3301235180SAlexander Graf 3401235180SAlexander Graf #ifdef DEBUG_MMU 3501235180SAlexander Graf #define dprintk(X...) printk(KERN_INFO X) 3601235180SAlexander Graf #else 3701235180SAlexander Graf #define dprintk(X...) do { } while(0) 3801235180SAlexander Graf #endif 3901235180SAlexander Graf 40e425a6deSAlexander Graf #ifdef DEBUG_MMU_PTE 4101235180SAlexander Graf #define dprintk_pte(X...) printk(KERN_INFO X) 4201235180SAlexander Graf #else 4301235180SAlexander Graf #define dprintk_pte(X...) do { } while(0) 4401235180SAlexander Graf #endif 4501235180SAlexander Graf 4601235180SAlexander Graf #define PTEG_FLAG_ACCESSED 0x00000100 4701235180SAlexander Graf #define PTEG_FLAG_DIRTY 0x00000080 4807b0907dSAlexander Graf #ifndef SID_SHIFT 4907b0907dSAlexander Graf #define SID_SHIFT 28 5007b0907dSAlexander Graf #endif 5101235180SAlexander Graf 5201235180SAlexander Graf static inline bool check_debug_ip(struct kvm_vcpu *vcpu) 5301235180SAlexander Graf { 5401235180SAlexander Graf #ifdef DEBUG_MMU_PTE_IP 5501235180SAlexander Graf return vcpu->arch.pc == DEBUG_MMU_PTE_IP; 5601235180SAlexander Graf #else 5701235180SAlexander Graf return true; 5801235180SAlexander Graf #endif 5901235180SAlexander Graf } 6001235180SAlexander Graf 6101235180SAlexander Graf static int kvmppc_mmu_book3s_32_xlate_bat(struct kvm_vcpu *vcpu, gva_t eaddr, 6201235180SAlexander Graf struct kvmppc_pte *pte, bool data); 63af7b4d10SAlexander Graf static int kvmppc_mmu_book3s_32_esid_to_vsid(struct kvm_vcpu *vcpu, ulong esid, 644b389ca2SAlexander Graf u64 *vsid); 6501235180SAlexander Graf 6601235180SAlexander Graf static struct kvmppc_sr *find_sr(struct kvmppc_vcpu_book3s *vcpu_book3s, gva_t eaddr) 6701235180SAlexander Graf { 6801235180SAlexander Graf return &vcpu_book3s->sr[(eaddr >> 28) & 0xf]; 6901235180SAlexander Graf } 7001235180SAlexander Graf 7101235180SAlexander Graf static u64 kvmppc_mmu_book3s_32_ea_to_vp(struct kvm_vcpu *vcpu, gva_t eaddr, 7201235180SAlexander Graf bool data) 7301235180SAlexander Graf { 744b389ca2SAlexander Graf u64 vsid; 7501235180SAlexander Graf struct kvmppc_pte pte; 7601235180SAlexander Graf 7701235180SAlexander Graf if (!kvmppc_mmu_book3s_32_xlate_bat(vcpu, eaddr, &pte, data)) 7801235180SAlexander Graf return pte.vpage; 7901235180SAlexander Graf 804b389ca2SAlexander Graf kvmppc_mmu_book3s_32_esid_to_vsid(vcpu, eaddr >> SID_SHIFT, &vsid); 814b389ca2SAlexander Graf return (((u64)eaddr >> 12) & 0xffff) | (vsid << 16); 8201235180SAlexander Graf } 8301235180SAlexander Graf 8401235180SAlexander Graf static void kvmppc_mmu_book3s_32_reset_msr(struct kvm_vcpu *vcpu) 8501235180SAlexander Graf { 8601235180SAlexander Graf kvmppc_set_msr(vcpu, 0); 8701235180SAlexander Graf } 8801235180SAlexander Graf 8901235180SAlexander Graf static hva_t kvmppc_mmu_book3s_32_get_pteg(struct kvmppc_vcpu_book3s *vcpu_book3s, 9001235180SAlexander Graf struct kvmppc_sr *sre, gva_t eaddr, 9101235180SAlexander Graf bool primary) 9201235180SAlexander Graf { 9301235180SAlexander Graf u32 page, hash, pteg, htabmask; 9401235180SAlexander Graf hva_t r; 9501235180SAlexander Graf 9601235180SAlexander Graf page = (eaddr & 0x0FFFFFFF) >> 12; 9701235180SAlexander Graf htabmask = ((vcpu_book3s->sdr1 & 0x1FF) << 16) | 0xFFC0; 9801235180SAlexander Graf 9901235180SAlexander Graf hash = ((sre->vsid ^ page) << 6); 10001235180SAlexander Graf if (!primary) 10101235180SAlexander Graf hash = ~hash; 10201235180SAlexander Graf hash &= htabmask; 10301235180SAlexander Graf 10401235180SAlexander Graf pteg = (vcpu_book3s->sdr1 & 0xffff0000) | hash; 10501235180SAlexander Graf 10601235180SAlexander Graf dprintk("MMU: pc=0x%lx eaddr=0x%lx sdr1=0x%llx pteg=0x%x vsid=0x%x\n", 10701235180SAlexander Graf vcpu_book3s->vcpu.arch.pc, eaddr, vcpu_book3s->sdr1, pteg, 10801235180SAlexander Graf sre->vsid); 10901235180SAlexander Graf 11001235180SAlexander Graf r = gfn_to_hva(vcpu_book3s->vcpu.kvm, pteg >> PAGE_SHIFT); 11101235180SAlexander Graf if (kvm_is_error_hva(r)) 11201235180SAlexander Graf return r; 11301235180SAlexander Graf return r | (pteg & ~PAGE_MASK); 11401235180SAlexander Graf } 11501235180SAlexander Graf 11601235180SAlexander Graf static u32 kvmppc_mmu_book3s_32_get_ptem(struct kvmppc_sr *sre, gva_t eaddr, 11701235180SAlexander Graf bool primary) 11801235180SAlexander Graf { 11901235180SAlexander Graf return ((eaddr & 0x0fffffff) >> 22) | (sre->vsid << 7) | 12001235180SAlexander Graf (primary ? 0 : 0x40) | 0x80000000; 12101235180SAlexander Graf } 12201235180SAlexander Graf 12301235180SAlexander Graf static int kvmppc_mmu_book3s_32_xlate_bat(struct kvm_vcpu *vcpu, gva_t eaddr, 12401235180SAlexander Graf struct kvmppc_pte *pte, bool data) 12501235180SAlexander Graf { 12601235180SAlexander Graf struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu); 12701235180SAlexander Graf struct kvmppc_bat *bat; 12801235180SAlexander Graf int i; 12901235180SAlexander Graf 13001235180SAlexander Graf for (i = 0; i < 8; i++) { 13101235180SAlexander Graf if (data) 13201235180SAlexander Graf bat = &vcpu_book3s->dbat[i]; 13301235180SAlexander Graf else 13401235180SAlexander Graf bat = &vcpu_book3s->ibat[i]; 13501235180SAlexander Graf 136666e7252SAlexander Graf if (vcpu->arch.shared->msr & MSR_PR) { 13701235180SAlexander Graf if (!bat->vp) 13801235180SAlexander Graf continue; 13901235180SAlexander Graf } else { 14001235180SAlexander Graf if (!bat->vs) 14101235180SAlexander Graf continue; 14201235180SAlexander Graf } 14301235180SAlexander Graf 14401235180SAlexander Graf if (check_debug_ip(vcpu)) 14501235180SAlexander Graf { 14601235180SAlexander Graf dprintk_pte("%cBAT %02d: 0x%lx - 0x%x (0x%x)\n", 14701235180SAlexander Graf data ? 'd' : 'i', i, eaddr, bat->bepi, 14801235180SAlexander Graf bat->bepi_mask); 14901235180SAlexander Graf } 15001235180SAlexander Graf if ((eaddr & bat->bepi_mask) == bat->bepi) { 1514b389ca2SAlexander Graf u64 vsid; 1524b389ca2SAlexander Graf kvmppc_mmu_book3s_32_esid_to_vsid(vcpu, 1534b389ca2SAlexander Graf eaddr >> SID_SHIFT, &vsid); 1544b389ca2SAlexander Graf vsid <<= 16; 1554b389ca2SAlexander Graf pte->vpage = (((u64)eaddr >> 12) & 0xffff) | vsid; 1564b389ca2SAlexander Graf 15701235180SAlexander Graf pte->raddr = bat->brpn | (eaddr & ~bat->bepi_mask); 15801235180SAlexander Graf pte->may_read = bat->pp; 15901235180SAlexander Graf pte->may_write = bat->pp > 1; 16001235180SAlexander Graf pte->may_execute = true; 16101235180SAlexander Graf if (!pte->may_read) { 16201235180SAlexander Graf printk(KERN_INFO "BAT is not readable!\n"); 16301235180SAlexander Graf continue; 16401235180SAlexander Graf } 16501235180SAlexander Graf if (!pte->may_write) { 16601235180SAlexander Graf /* let's treat r/o BATs as not-readable for now */ 16701235180SAlexander Graf dprintk_pte("BAT is read-only!\n"); 16801235180SAlexander Graf continue; 16901235180SAlexander Graf } 17001235180SAlexander Graf 17101235180SAlexander Graf return 0; 17201235180SAlexander Graf } 17301235180SAlexander Graf } 17401235180SAlexander Graf 17501235180SAlexander Graf return -ENOENT; 17601235180SAlexander Graf } 17701235180SAlexander Graf 17801235180SAlexander Graf static int kvmppc_mmu_book3s_32_xlate_pte(struct kvm_vcpu *vcpu, gva_t eaddr, 17901235180SAlexander Graf struct kvmppc_pte *pte, bool data, 18001235180SAlexander Graf bool primary) 18101235180SAlexander Graf { 18201235180SAlexander Graf struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu); 18301235180SAlexander Graf struct kvmppc_sr *sre; 18401235180SAlexander Graf hva_t ptegp; 18501235180SAlexander Graf u32 pteg[16]; 186af7b4d10SAlexander Graf u32 ptem = 0; 18701235180SAlexander Graf int i; 18801235180SAlexander Graf int found = 0; 18901235180SAlexander Graf 19001235180SAlexander Graf sre = find_sr(vcpu_book3s, eaddr); 19101235180SAlexander Graf 19201235180SAlexander Graf dprintk_pte("SR 0x%lx: vsid=0x%x, raw=0x%x\n", eaddr >> 28, 19301235180SAlexander Graf sre->vsid, sre->raw); 19401235180SAlexander Graf 19501235180SAlexander Graf pte->vpage = kvmppc_mmu_book3s_32_ea_to_vp(vcpu, eaddr, data); 19601235180SAlexander Graf 19701235180SAlexander Graf ptegp = kvmppc_mmu_book3s_32_get_pteg(vcpu_book3s, sre, eaddr, primary); 19801235180SAlexander Graf if (kvm_is_error_hva(ptegp)) { 19901235180SAlexander Graf printk(KERN_INFO "KVM: Invalid PTEG!\n"); 20001235180SAlexander Graf goto no_page_found; 20101235180SAlexander Graf } 20201235180SAlexander Graf 20301235180SAlexander Graf ptem = kvmppc_mmu_book3s_32_get_ptem(sre, eaddr, primary); 20401235180SAlexander Graf 20501235180SAlexander Graf if(copy_from_user(pteg, (void __user *)ptegp, sizeof(pteg))) { 20601235180SAlexander Graf printk(KERN_ERR "KVM: Can't copy data from 0x%lx!\n", ptegp); 20701235180SAlexander Graf goto no_page_found; 20801235180SAlexander Graf } 20901235180SAlexander Graf 21001235180SAlexander Graf for (i=0; i<16; i+=2) { 21101235180SAlexander Graf if (ptem == pteg[i]) { 21201235180SAlexander Graf u8 pp; 21301235180SAlexander Graf 21401235180SAlexander Graf pte->raddr = (pteg[i+1] & ~(0xFFFULL)) | (eaddr & 0xFFF); 21501235180SAlexander Graf pp = pteg[i+1] & 3; 21601235180SAlexander Graf 217666e7252SAlexander Graf if ((sre->Kp && (vcpu->arch.shared->msr & MSR_PR)) || 218666e7252SAlexander Graf (sre->Ks && !(vcpu->arch.shared->msr & MSR_PR))) 21901235180SAlexander Graf pp |= 4; 22001235180SAlexander Graf 22101235180SAlexander Graf pte->may_write = false; 22201235180SAlexander Graf pte->may_read = false; 22301235180SAlexander Graf pte->may_execute = true; 22401235180SAlexander Graf switch (pp) { 22501235180SAlexander Graf case 0: 22601235180SAlexander Graf case 1: 22701235180SAlexander Graf case 2: 22801235180SAlexander Graf case 6: 22901235180SAlexander Graf pte->may_write = true; 23001235180SAlexander Graf case 3: 23101235180SAlexander Graf case 5: 23201235180SAlexander Graf case 7: 23301235180SAlexander Graf pte->may_read = true; 23401235180SAlexander Graf break; 23501235180SAlexander Graf } 23601235180SAlexander Graf 23701235180SAlexander Graf if ( !pte->may_read ) 23801235180SAlexander Graf continue; 23901235180SAlexander Graf 24001235180SAlexander Graf dprintk_pte("MMU: Found PTE -> %x %x - %x\n", 24101235180SAlexander Graf pteg[i], pteg[i+1], pp); 24201235180SAlexander Graf found = 1; 24301235180SAlexander Graf break; 24401235180SAlexander Graf } 24501235180SAlexander Graf } 24601235180SAlexander Graf 24701235180SAlexander Graf /* Update PTE C and A bits, so the guest's swapper knows we used the 24801235180SAlexander Graf page */ 24901235180SAlexander Graf if (found) { 25001235180SAlexander Graf u32 oldpte = pteg[i+1]; 25101235180SAlexander Graf 25201235180SAlexander Graf if (pte->may_read) 25301235180SAlexander Graf pteg[i+1] |= PTEG_FLAG_ACCESSED; 25401235180SAlexander Graf if (pte->may_write) 25501235180SAlexander Graf pteg[i+1] |= PTEG_FLAG_DIRTY; 25601235180SAlexander Graf else 25701235180SAlexander Graf dprintk_pte("KVM: Mapping read-only page!\n"); 25801235180SAlexander Graf 25901235180SAlexander Graf /* Write back into the PTEG */ 26001235180SAlexander Graf if (pteg[i+1] != oldpte) 26101235180SAlexander Graf copy_to_user((void __user *)ptegp, pteg, sizeof(pteg)); 26201235180SAlexander Graf 26301235180SAlexander Graf return 0; 26401235180SAlexander Graf } 26501235180SAlexander Graf 26601235180SAlexander Graf no_page_found: 26701235180SAlexander Graf 26801235180SAlexander Graf if (check_debug_ip(vcpu)) { 26901235180SAlexander Graf dprintk_pte("KVM MMU: No PTE found (sdr1=0x%llx ptegp=0x%lx)\n", 27001235180SAlexander Graf to_book3s(vcpu)->sdr1, ptegp); 27101235180SAlexander Graf for (i=0; i<16; i+=2) { 27201235180SAlexander Graf dprintk_pte(" %02d: 0x%x - 0x%x (0x%llx)\n", 27301235180SAlexander Graf i, pteg[i], pteg[i+1], ptem); 27401235180SAlexander Graf } 27501235180SAlexander Graf } 27601235180SAlexander Graf 27701235180SAlexander Graf return -ENOENT; 27801235180SAlexander Graf } 27901235180SAlexander Graf 28001235180SAlexander Graf static int kvmppc_mmu_book3s_32_xlate(struct kvm_vcpu *vcpu, gva_t eaddr, 28101235180SAlexander Graf struct kvmppc_pte *pte, bool data) 28201235180SAlexander Graf { 28301235180SAlexander Graf int r; 28401235180SAlexander Graf 28501235180SAlexander Graf pte->eaddr = eaddr; 28601235180SAlexander Graf r = kvmppc_mmu_book3s_32_xlate_bat(vcpu, eaddr, pte, data); 28701235180SAlexander Graf if (r < 0) 28801235180SAlexander Graf r = kvmppc_mmu_book3s_32_xlate_pte(vcpu, eaddr, pte, data, true); 28901235180SAlexander Graf if (r < 0) 29001235180SAlexander Graf r = kvmppc_mmu_book3s_32_xlate_pte(vcpu, eaddr, pte, data, false); 29101235180SAlexander Graf 29201235180SAlexander Graf return r; 29301235180SAlexander Graf } 29401235180SAlexander Graf 29501235180SAlexander Graf 29601235180SAlexander Graf static u32 kvmppc_mmu_book3s_32_mfsrin(struct kvm_vcpu *vcpu, u32 srnum) 29701235180SAlexander Graf { 29801235180SAlexander Graf return to_book3s(vcpu)->sr[srnum].raw; 29901235180SAlexander Graf } 30001235180SAlexander Graf 30101235180SAlexander Graf static void kvmppc_mmu_book3s_32_mtsrin(struct kvm_vcpu *vcpu, u32 srnum, 30201235180SAlexander Graf ulong value) 30301235180SAlexander Graf { 30401235180SAlexander Graf struct kvmppc_sr *sre; 30501235180SAlexander Graf 30601235180SAlexander Graf sre = &to_book3s(vcpu)->sr[srnum]; 30701235180SAlexander Graf 30801235180SAlexander Graf /* Flush any left-over shadows from the previous SR */ 30901235180SAlexander Graf 31001235180SAlexander Graf /* XXX Not necessary? */ 31101235180SAlexander Graf /* kvmppc_mmu_pte_flush(vcpu, ((u64)sre->vsid) << 28, 0xf0000000ULL); */ 31201235180SAlexander Graf 31301235180SAlexander Graf /* And then put in the new SR */ 31401235180SAlexander Graf sre->raw = value; 31501235180SAlexander Graf sre->vsid = (value & 0x0fffffff); 3164b389ca2SAlexander Graf sre->valid = (value & 0x80000000) ? false : true; 31701235180SAlexander Graf sre->Ks = (value & 0x40000000) ? true : false; 31801235180SAlexander Graf sre->Kp = (value & 0x20000000) ? true : false; 31901235180SAlexander Graf sre->nx = (value & 0x10000000) ? true : false; 32001235180SAlexander Graf 32101235180SAlexander Graf /* Map the new segment */ 32201235180SAlexander Graf kvmppc_mmu_map_segment(vcpu, srnum << SID_SHIFT); 32301235180SAlexander Graf } 32401235180SAlexander Graf 32501235180SAlexander Graf static void kvmppc_mmu_book3s_32_tlbie(struct kvm_vcpu *vcpu, ulong ea, bool large) 32601235180SAlexander Graf { 3274b389ca2SAlexander Graf kvmppc_mmu_pte_flush(vcpu, ea, 0x0FFFF000); 32801235180SAlexander Graf } 32901235180SAlexander Graf 330af7b4d10SAlexander Graf static int kvmppc_mmu_book3s_32_esid_to_vsid(struct kvm_vcpu *vcpu, ulong esid, 33101235180SAlexander Graf u64 *vsid) 33201235180SAlexander Graf { 333f7bc74e1SAlexander Graf ulong ea = esid << SID_SHIFT; 334f7bc74e1SAlexander Graf struct kvmppc_sr *sr; 335f7bc74e1SAlexander Graf u64 gvsid = esid; 336f7bc74e1SAlexander Graf 337666e7252SAlexander Graf if (vcpu->arch.shared->msr & (MSR_DR|MSR_IR)) { 338f7bc74e1SAlexander Graf sr = find_sr(to_book3s(vcpu), ea); 339f7bc74e1SAlexander Graf if (sr->valid) 340f7bc74e1SAlexander Graf gvsid = sr->vsid; 341f7bc74e1SAlexander Graf } 342f7bc74e1SAlexander Graf 34301235180SAlexander Graf /* In case we only have one of MSR_IR or MSR_DR set, let's put 34401235180SAlexander Graf that in the real-mode context (and hope RM doesn't access 34501235180SAlexander Graf high memory) */ 346666e7252SAlexander Graf switch (vcpu->arch.shared->msr & (MSR_DR|MSR_IR)) { 34701235180SAlexander Graf case 0: 348f7bc74e1SAlexander Graf *vsid = VSID_REAL | esid; 34901235180SAlexander Graf break; 35001235180SAlexander Graf case MSR_IR: 351f7bc74e1SAlexander Graf *vsid = VSID_REAL_IR | gvsid; 35201235180SAlexander Graf break; 35301235180SAlexander Graf case MSR_DR: 354f7bc74e1SAlexander Graf *vsid = VSID_REAL_DR | gvsid; 35501235180SAlexander Graf break; 35601235180SAlexander Graf case MSR_DR|MSR_IR: 3574d29bdbfSAlexander Graf if (sr->valid) 3584b389ca2SAlexander Graf *vsid = sr->vsid; 3594d29bdbfSAlexander Graf else 3604d29bdbfSAlexander Graf *vsid = VSID_BAT | gvsid; 36101235180SAlexander Graf break; 36201235180SAlexander Graf default: 36301235180SAlexander Graf BUG(); 36401235180SAlexander Graf } 36501235180SAlexander Graf 366666e7252SAlexander Graf if (vcpu->arch.shared->msr & MSR_PR) 3674b389ca2SAlexander Graf *vsid |= VSID_PR; 3684b389ca2SAlexander Graf 36901235180SAlexander Graf return 0; 37001235180SAlexander Graf } 37101235180SAlexander Graf 37201235180SAlexander Graf static bool kvmppc_mmu_book3s_32_is_dcbz32(struct kvm_vcpu *vcpu) 37301235180SAlexander Graf { 37401235180SAlexander Graf return true; 37501235180SAlexander Graf } 37601235180SAlexander Graf 37701235180SAlexander Graf 37801235180SAlexander Graf void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu) 37901235180SAlexander Graf { 38001235180SAlexander Graf struct kvmppc_mmu *mmu = &vcpu->arch.mmu; 38101235180SAlexander Graf 38201235180SAlexander Graf mmu->mtsrin = kvmppc_mmu_book3s_32_mtsrin; 38301235180SAlexander Graf mmu->mfsrin = kvmppc_mmu_book3s_32_mfsrin; 38401235180SAlexander Graf mmu->xlate = kvmppc_mmu_book3s_32_xlate; 38501235180SAlexander Graf mmu->reset_msr = kvmppc_mmu_book3s_32_reset_msr; 38601235180SAlexander Graf mmu->tlbie = kvmppc_mmu_book3s_32_tlbie; 38701235180SAlexander Graf mmu->esid_to_vsid = kvmppc_mmu_book3s_32_esid_to_vsid; 38801235180SAlexander Graf mmu->ea_to_vp = kvmppc_mmu_book3s_32_ea_to_vp; 38901235180SAlexander Graf mmu->is_dcbz32 = kvmppc_mmu_book3s_32_is_dcbz32; 39001235180SAlexander Graf 39101235180SAlexander Graf mmu->slbmte = NULL; 39201235180SAlexander Graf mmu->slbmfee = NULL; 39301235180SAlexander Graf mmu->slbmfev = NULL; 39401235180SAlexander Graf mmu->slbie = NULL; 39501235180SAlexander Graf mmu->slbia = NULL; 39601235180SAlexander Graf } 397